Side by side

Serica Ref. 5303 Diving ChronometervsIslander Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67

Q: Which is cheaper, the Serica Ref. 5303 Diving Chronometer or the Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67?

At MSRP the Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67 is the cheaper of the two at $429, against $1,768 for the Serica Ref. 5303 Diving Chronometer — a $1,339 gap before any retailer discounting.

Q: Which is bigger, the Serica Ref. 5303 Diving Chronometer or the Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67?

The Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67 wears larger at 42mm versus 39mm for the Serica Ref. 5303 Diving Chronometer — a 3mm difference across the dial.

Q: Which has better water resistance, the Serica Ref. 5303 Diving Chronometer or the Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67?

The Serica Ref. 5303 Diving Chronometer is rated to 300m versus 200m for the Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67.

Q: What movement does the Serica Ref. 5303 Diving Chronometer run compared to the Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67?

Both watches run automatic movements — the Serica Ref. 5303 Diving Chronometer uses the M100 COSC and the Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67 uses the Seiko NH36.

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Serica Ref. 5303 Diving Chronometer

5303-1-diving-chronometer

MSRP $1,768

Islander Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67

islander-ice-blue-waffle-dial-automatic-dive-watch-with-ar-dd-sapphire-crystal-a

MSRP $429

At a glance

18 of 29 specs differ

Diameter

Ref. 5303 Diving Chronometer39mm

Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-6742mm

Power Reserve

Ref. 5303 Diving Chronometer42h

Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67—

Water Resistance

Ref. 5303 Diving Chronometer300m

Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67200m

MSRP

Ref. 5303 Diving Chronometer$1,768

Islander Ice Blue Waffle Dial Automatic Dive Watch with AR DD Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-67$429

Full specifications

Case

7 specs

Diameter

39mm

42mm

Thickness

12.2mm

14mm

Lug-to-Lug

46.5mm

48mm

Lug Width

20mm

22mm

Finish

Brushed and polished

—

Water Resistance

300m

200m

Caseback

Solid

—

Crystal & Dial

5 specs

Crystal Shape

Flat

Double Domed

AR Coating

Yes

Dial Color

Enamel Black

—

Indices

Applied

—

Lume

Super-LumiNova

None

Movement

5 specs

Caliber

M100 COSC

Seiko NH36

Beat Rate

28,800 vph

0 vph

Power Reserve

42h

Jewels

Complications

COSC

None

Pricing

1 specs

MSRP

$1,768

$429

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